what is the injected mode for adc?
Posted on March 20, 2015 at 15:59hello every one i have a quastion 1-what is injected mode? 2- what is different between regular mode and that? thanks for your answer
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STM32F030 SPI Data packing problem
Posted on March 25, 2015 at 10:23Hi all, I'm using STM32F030 and want to send 8 bits data using SPI1. I set data frame size to 8 bits but the SPI sends 16 clocks and the 8 bits data is sent during first 8 clocks. The documentations of the STM32F030...
stm32f3discovery read gyro acc mag data take long time
Posted on March 18, 2015 at 05:47I have a stm32f3discovery board，I want read the sensor's data, I use the driver in demo, but it take about 700 mseconds to get it, is this normal? but i want to handle these data under 20Hz. seconds0 = millis()...
STM32F105 / 205 pin interrupt response time
Posted on March 21, 2015 at 17:50Hello, For a certain application i need to set an output pin after receiving an intput pin interrupt. What is the best way to calculate the fastest possible response time? I assumed following: 1. toggling an input p...
STM32F0 CAN pin configuration
Posted on March 24, 2015 at 20:05 Hello, I am basing this post off of the STM32F0 firmware V1.5. I am working on a CAN project where we recently migrated to a smaller package chip (we are now using the STM32F072RB). The firmware example f...
stm32f407 Can't turn on led after power reset due to (calling a function _writing to flash_)
Posted on March 24, 2015 at 16:34 I wrote a very simple code to test effect of writing to flash on other lines on the code. I tested turning on the led . It's turned on while running. But after power reset it's turned off. What may be the problem...
DMA normal buffer
Posted on March 13, 2015 at 14:50Hi I have attached a piece of code in which DMA is configures as circular buffer. I have configured a total buffer complete interrupt. when I get into the interrupt I want to change the BUFF_SIZE In data shet it is ...
Can not make RDP work in STM32F429i_Disco
Posted on March 19, 2015 at 13:38I can not make RDP work in STM32F429i_Disco My code is: ~~~~~~~~~~~~~~~~~ FLASH_OB_Unlock(); FLASH_OB_WRPConfig(FLASH_WRP_SECTORS, DISABLE); FLASH_OB_WRP1Config(FLASH_WRP_SECTORS,...
Fatfs on external flash
Posted on March 24, 2015 at 14:21Hi All!I have a task to connect external flash with SPI interface to stm32f4xx. After that, I have to make fatfs on this flash. Could anybody help me to find an example for doing this? Thanks in advance for your help...
stm32f0discovery - problem with UART DMA transfer
Posted on March 06, 2015 at 14:21Hi. I am a newbe in STM32 microcontroles. I have problems with starting the DMA transfer to UART. This is my init for UART. /* * Helpers for DMA configuration */ static UART_HandleTypeDef *hRS232_handle=&RS232_hand...
